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August weather forecast in Christchurch

30 days Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

30 days Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Sun

Sunday

Mon

Monday

Tue

Tuesday

Wed

Wednesday

Thu

Thursday

Fri

Friday

Sat

Saturday

27 July, sun

	757 mmHg		80%
	5.1 m/s		+10

27 July, Sunday. day, 12°; night, 3°; partly cloudy

28 July, mon

	756 mmHg		81%
	4.4 m/s		+10

28 July, Monday. day, 12°; night, 3°; partly cloudy

29 July, tue

	756 mmHg		83%
	5 m/s		+10

29 July, Tuesday. day, 11°; night, 3°; rain

30 July, wed

	755 mmHg		82%
	5.3 m/s		+10

30 July, Wednesday. day, 11°; night, 3°; rain

31 July, thu

	756 mmHg		80%
	4.8 m/s		+10

31 July, Thursday. day, 12°; night, 3°; clear

1 August, fri

	756 mmHg		81%
	4.69 m/s		+10

1 August, Friday. day, 12°; night, 4°; overcast

2 August, sat

	756 mmHg		84%
	5.1 m/s		+10

2 August, Saturday. day, 11°; night, 4°; rain

3 August, sun

	757 mmHg		83%
	5 m/s		+10

3 August, Sunday. day, 11°; night, 3°; clear

4 August, mon

	757 mmHg		83%
	4.9 m/s		+10

4 August, Monday. day, 11°; night, 4°; partly cloudy

5 August, tue

	756 mmHg		83%
	4.6 m/s		+10

5 August, Tuesday. day, 12°; night, 4°; overcast

6 August, wed

	754 mmHg		84%
	4.3 m/s		+10

6 August, Wednesday. day, 12°; night, 4°; partly cloudy

7 August, thu

	754 mmHg		84%
	5 m/s		+9

7 August, Thursday. day, 12°; night, 3°; rain

8 August, fri

	755 mmHg		81%
	5 m/s		+9

8 August, Friday. day, 11°; night, 3°; rain

9 August, sat

	756 mmHg		81%
	4.9 m/s		+10

9 August, Saturday. day, 11°; night, 2°; clear

10 August, sun

	755 mmHg		80%
	4.69 m/s		+10

10 August, Sunday. day, 12°; night, 3°; clear

11 August, mon

	753 mmHg		81%
	4.9 m/s		+10

11 August, Monday. day, 12°; night, 4°; partly cloudy

12 August, tue

	753 mmHg		80%
	5.4 m/s		+10

12 August, Tuesday. day, 12°; night, 4°; rain

13 August, wed

	753 mmHg		80%
	5.4 m/s		+9

13 August, Wednesday. day, 12°; night, 4°; rain

14 August, thu

	754 mmHg		79%
	5.5 m/s		+9

14 August, Thursday. day, 12°; night, 3°; partly cloudy

15 August, fri

	754 mmHg		81%
	5 m/s		+10

15 August, Friday. day, 11°; night, 3°; overcast

16 August, sat

	754 mmHg		80%
	5.2 m/s		+10

16 August, Saturday. day, 12°; night, 4°; rain

17 August, sun

	754 mmHg		82%
	5.4 m/s		+10

17 August, Sunday. day, 12°; night, 5°; rain

18 August, mon

	755 mmHg		83%
	5.3 m/s		+10

18 August, Monday. day, 12°; night, 4°; rain

19 August, tue

	753 mmHg		80%
	5.5 m/s		+9

19 August, Tuesday. day, 12°; night, 4°; partly cloudy

20 August, wed

	752 mmHg		81%
	5.1 m/s		+9

20 August, Wednesday. day, 12°; night, 3°; clear

21 August, thu

	755 mmHg		80%
	5.6 m/s		+10

21 August, Thursday. day, 12°; night, 4°; rain

22 August, fri

	757 mmHg		77%
	4.69 m/s		+10

22 August, Friday. day, 13°; night, 3°; clear

23 August, sat

	758 mmHg		80%
	4.6 m/s		+10

23 August, Saturday. day, 13°; night, 4°; clear

24 August, sun

	757 mmHg		80%
	4.69 m/s		+10

24 August, Sunday. day, 14°; night, 4°; partly cloudy

25 August, mon

	757 mmHg		81%
	5.2 m/s		+10

25 August, Monday. day, 13°; night, 5°; rain

26 August, tue

	756 mmHg		81%
	5.4 m/s		+10

26 August, Tuesday. day, 13°; night, 6°; rain

27 August, wed

	757 mmHg		80%
	4.8 m/s		+10

27 August, Wednesday. day, 13°; night, 4°; clear

28 August, thu

	758 mmHg		80%
	4.8 m/s		+10

28 August, Thursday. day, 13°; night, 5°; partly cloudy

29 August, fri

	759 mmHg		78%
	4.9 m/s		+10

29 August, Friday. day, 14°; night, 5°; clear

30 August, sat

	759 mmHg		79%
	4.9 m/s		+10

30 August, Saturday. day, 14°; night, 4°; clear

31 August, sun

	758 mmHg		77%
	5.5 m/s		+10

31 August, Sunday. day, 14°; night, 5°; clear

1 September, mon

	756 mmHg		77%
	5.3 m/s		+10

1 September, Monday. day, 14°; night, 6°; overcast

2 September, tue

	756 mmHg		77%
	5.7 m/s		+10

2 September, Tuesday. day, 14°; night, 6°; rain

3 September, wed

	757 mmHg		80%
	5.9 m/s		+10

3 September, Wednesday. day, 13°; night, 5°; partly cloudy

4 September, thu

	756 mmHg		78%
	5.8 m/s		+10

4 September, Thursday. day, 13°; night, 6°; rain

5 September, fri

	756 mmHg		76%
	5.6 m/s		+10

5 September, Friday. day, 14°; night, 6°; partly cloudy

6 September, sat

	755 mmHg		75%
	5.6 m/s		+11

6 September, Saturday. day, 14°; night, 6°; partly cloudy

Average data for 10 years

Christchurch August

10

sunny days

11

days with precipitation

8

cloudy days

10 sunny days; 11 days with precipitation; 8 cloudy days;

81

%

air humidity

3

m/s

WindS

56

mm of precipitation

(9% of annual average)

+10

°C

Water temperature

air humidity 81%; 56 millimeters of precipitation (9% of annual average); Wind southerly 3 Meters per second; Water temperature +10°

Weather graphs for August

TemperatureWater temperaturePrecipitation chance, %Humidity, %Wind, m/sPressure, mmHg

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

SE

S

S

S

S

S

S

S

S

1

Average data for 10 years

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

Daytime temperature

Night-time temperature

Cities near you

Wellington
Dunedin
Queenstown
Invercargill
Wanaka
Akaroa
Milford Sound
Palmerston North
Kaikoura

Cities with similar weather in August

Cholpon-Ata
Sydney
Reykyavik
Dublin
Buenos Aires
Melbourne
Wellington
Auckland
Capetown

The weather forecast for August 2025 is based on historical data from the past 10 years.

In August, the weather in Christchurch is typically warm. Average daily high temperature in August is about 12 degrees above zero. On average, Christchurch has 11 rainy, 10 sunny, 7 partly cloudy, and 3 cloudy days in August. The rains are usually moderate. August as well as June, July, and October is considered the most uncomfortable time to visit Christchurch.

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